Low-carbon lifestyle is of great benefit to improve the world environment. can be enjoyed from it until you have a deep understanding of it, however.
We didn’t plan our art exhibition like that but it ________ very well.
The WTO cannot live up to its name _____ it does not include a country that is home to one fifth of mankind .
-------How are you today ? --------Oh, I ______ as ill as I do now for a very long time .
She ____ on her way to school. I just phoned her home and got no answer.
--- Why haven’t you bought any bread? ---- I ____ to but I forgot about it.